Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (1) Sample Type Blood (23) Fluid (2) Meconium (1) Serum or Plasma (32) This is a test (entered 11/17/2023) (1) (-) Tissue (1) Urine (18) Test Area Test Category Test Sub-Category Test Test Name 1615TI Digoxin, Tissue